Description: sleeping function called from invalid context at kernel/printk/printk.c:2656
References:
 https://lore.kernel.org/all/CA+UBctCZok5FSQ=LPRA+A-jocW=L8FuMVZ_7MNqhh483P5yN8A@mail.gmail.com/
Notes:
 bwh> Introduced in 6.0 by commit 32dd59f96924 "tty: n_gsm: fix race
 bwh> condition in gsmld_write()" which was backported to stable
 bwh> branches.  There was an unsuccessful attempt to fix this in
 bwh> commit 902e02ea9385 "tty: n_gsm: avoid call of sleepingfunctions
 bwh> from atomic context" which has been reverted.
Bugs:
upstream: needed
6.1-upstream-stable: needed
5.10-upstream-stable: needed
4.19-upstream-stable: needed
sid: needed
6.1-bookworm-security: needed
5.10-bullseye-security: needed
4.19-buster-security: needed